body {
  background-color: #F5F5F5;
}
.banner {
  position: relative;
  background: url(../images/banner-case.png) no-repeat center center;
  background-size: cover;
  height: 6rem;
}
.banner h4 {
  position: absolute;
  top: 50%;
  left: 50%;
  font-size: 0.45rem;
  font-size: 0.5rem;
  color: #fffefe;
  transform: translate(-50%, -50%);
  letter-spacing: 6px;
}
.banner h4 span {
  font-size: 0.7rem;
}
.case .case-nav {
  background-color: #fff;
  padding: 0.75rem 0 0.4rem 0;
  text-align: center;
}
.case .case-nav ul {
  overflow: hidden;
}
.case .case-nav ul li {
  display: inline-block;
  margin: 0 1.075rem;
  padding-bottom: 0.0625rem;
}
.case .case-nav ul li a {
  color: #666666;
  font-size: 0.225rem;
}
.case .case-nav ul li.cur {
  border-bottom: 2px solid #C5082C;
}
.case .title {
  text-align: center;
}
.case .title h4 {
  color: #c5082c;
  font-size: 0.4375rem;
}
.case .title p {
  color: #666666;
  font-size: 0.175rem;
  margin-top: 30px;
  line-height: 30px;
}
.case .case-list ul li {
  display: inline-block;
  width: 5.4rem;
  width: 30%;
  border: 1px solid #DBDBDB;
  margin-top: 0.6875rem;
  margin: 0.6875rem 0.2375rem 0;
  background-color: #fff;
}
.case .case-list ul li .img {
  position: relative;
  width: 100%;
  height: 3.8875rem;
  overflow: hidden;
}
.case .case-list ul li .img img {
  width: 100%;
  height: 3.8875rem;
  transition: all 0.8s;
}
.case .case-list ul li .img::before {
  position: absolute;
  content: '';
  width: 0;
  height: 1px;
  background-color: #fff;
  top: 8%;
  left: 50%;
  transform: translateX(-50%);
  transition: all 0.5s;
  z-index: 9;
}
.case .case-list ul li .img::after {
  position: absolute;
  content: '';
  width: 0;
  height: 1px;
  background-color: #fff;
  bottom: 8%;
  left: 50%;
  transform: translateX(-50%);
  transition: all 1s;
}
.case .case-list ul li .img .img-link {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 999;
  width: 100%;
  height: 100%;
}
.case .case-list ul li .img .img-link p {
  color: #fff;
  font-size: 24px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.5s;
  font-size: 0;
}
.case .case-list ul li .img .img-link::before {
  position: absolute;
  content: '';
  height: 0;
  width: 1px;
  background-color: #fff;
  top: 50%;
  left: 8%;
  transform: translateY(-50%);
  transition: all 0.5s;
}
.case .case-list ul li .img .img-link::after {
  position: absolute;
  content: '';
  height: 0;
  width: 1px;
  background-color: #fff;
  top: 50%;
  right: 8%;
  transform: translateY(-50%);
  transition: all 0.5s;
}
.case .case-list ul li .img .img-bg {
  position: absolute;
  display: none;
  content: '';
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
}
.case .case-list ul li:hover .img img {
  transform: scale(1.1);
}
.case .case-list ul li:hover .img::before {
  width: 4.875rem;
  width: 90%;
}
.case .case-list ul li:hover .img::after {
  width: 4.875rem;
  width: 90%;
}
.case .case-list ul li:hover .img .img-link p {
  font-size: 24px;
}
.case .case-list ul li:hover .img .img-link::before {
  height: 3.2125rem;
  height: 90%;
}
.case .case-list ul li:hover .img .img-link::after {
  height: 3.2125rem;
  height: 90%;
}
.case .case-list ul li:hover .img .img-bg {
  display: block;
}
.case .case-list ul li .txt {
  padding: 0 0.3125rem;
}
.case .case-list ul li .txt .txt-t {
  display: flex;
  padding: 0.225rem 0 0 0;
  border-bottom: 1px dashed #D2D2D2;
}
.case .case-list ul li .txt .txt-t .txt-t-l {
  flex: 2;
}
.case .case-list ul li .txt .txt-t .txt-t-l h5 {
  font-size: 0.2rem;
  color: #363636;
  font-weight: bold;
}
.case .case-list ul li .txt .txt-t .txt-t-l p {
  color: #666666;
  font-size: 0.175rem;
  padding: 0.175rem 0 0.15rem 0;
}
.case .case-list ul li .txt .txt-t .txt-t-r {
  flex: 1;
  text-align: right;
  padding-right: 0.15rem;
  color: #666666;
  font-size: 0.175rem;
}
.case .case-list ul li .txt .txt-b {
  display: flex;
  padding: 0.175rem 0 0.2625rem 0;
}
.case .case-list ul li .txt .txt-b .pc {
  flex: 1;
  text-align: center;
}
.case .case-list ul li .txt .txt-b .pc span {
  border: 1px solid #D2D2D2;
  border-radius: 5px;
  display: inline-block;
  padding: 0.1rem 0.275rem 0.1rem 0.2125rem;
}
.case .case-list ul li .txt .txt-b .pc span img {
  margin-right: 0.1375rem;
}
.case .case-list ul li .txt .txt-b .mobile {
  flex: 1;
  text-align: center;
}
.case .case-list ul li .txt .txt-b .mobile span {
  border: 1px solid #D2D2D2;
  border-radius: 5px;
  display: inline-block;
  padding: 0.1rem 0.275rem 0.1rem 0.2125rem;
}
.case .case-list ul li .txt .txt-b .mobile span img {
  margin-right: 0.1375rem;
}
.ht-pages {
  text-align: center;
  padding: 0.875rem 0 0.75rem 0;
}
.ht-pages span {
  padding: 0 0.15rem;
  display: inline-block;
  height: 0.4125rem;
  line-height: 0.4125rem;
  border: 1px solid #C8C8C8;
  color: #858585;
  border-radius: 3px;
  font-size: 0.175rem;
  margin: 0 0.0625rem;
  cursor: pointer;
}
.ht-pages span:hover {
  color: #FFF;
  background-color: #C5082C;
}
.ht-pages .cur {
  color: #FFF;
  background-color: #C5082C;
}